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#!/usr/bin/env python2
# Copyright (c) 2014 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
#
# Test the BIP66 changeover logic
#
from test_framework import BitcoinTestFramework
from bitcoinrpc.authproxy import AuthServiceProxy, JSONRPCException
from util import *
import os
import shutil
class BIP66Test(BitcoinTestFramework):
def setup_network(self):
self.nodes = []
self.nodes.append(start_node(0, self.options.tmpdir, []))
self.nodes.append(start_node(1, self.options.tmpdir, ["-blockversion=2"]))
self.nodes.append(start_node(2, self.options.tmpdir, ["-blockversion=3"]))
connect_nodes(self.nodes[1], 0)
connect_nodes(self.nodes[2], 0)
self.is_network_split = False
self.sync_all()
def run_test(self):
cnt = self.nodes[0].getblockcount()
# Mine some old-version blocks
self.nodes[1].setgenerate(True, 100)
self.sync_all()
if (self.nodes[0].getblockcount() != cnt + 100):
raise AssertionError("Failed to mine 100 version=2 blocks")
# Mine 750 new-version blocks
for i in xrange(15):
self.nodes[2].setgenerate(True, 50)
self.sync_all()
if (self.nodes[0].getblockcount() != cnt + 850):
raise AssertionError("Failed to mine 750 version=3 blocks")
# TODO: check that new DERSIG rules are not enforced
# Mine 1 new-version block
self.nodes[2].setgenerate(True, 1)
self.sync_all()
if (self.nodes[0].getblockcount() != cnt + 851):
raise AssertionFailure("Failed to mine a version=3 blocks")
# TODO: check that new DERSIG rules are enforced
# Mine 198 new-version blocks
for i in xrange(2):
self.nodes[2].setgenerate(True, 99)
self.sync_all()
if (self.nodes[0].getblockcount() != cnt + 1049):
raise AssertionError("Failed to mine 198 version=3 blocks")
# Mine 1 old-version block
self.nodes[1].setgenerate(True, 1)
self.sync_all()
if (self.nodes[0].getblockcount() != cnt + 1050):
raise AssertionError("Failed to mine a version=2 block after 949 version=3 blocks")
# Mine 1 new-version blocks
self.nodes[2].setgenerate(True, 1)
self.sync_all()
if (self.nodes[0].getblockcount() != cnt + 1051):
raise AssertionError("Failed to mine a version=3 block")
# Mine 1 old-version blocks
try:
self.nodes[1].setgenerate(True, 1)
raise AssertionError("Succeeded to mine a version=2 block after 950 version=3 blocks")
except JSONRPCException:
pass
self.sync_all()
if (self.nodes[0].getblockcount() != cnt + 1051):
raise AssertionError("Accepted a version=2 block after 950 version=3 blocks")
# Mine 1 new-version blocks
self.nodes[2].setgenerate(True, 1)
self.sync_all()
if (self.nodes[0].getblockcount() != cnt + 1052):
raise AssertionError("Failed to mine a version=3 block")
if __name__ == '__main__':
BIP66Test().main()
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